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Hi sirs.
Prblm: a parallel beam of light enters a clrkplastic bead of diameter 2.50 cm with muen1.44.nerd focus distane

Feroz khan , 7 Years ago
Grade 9
anser 1 Answers
Saurabh Koranglekar
Dear student

Please ask complete question in standard notation

Regards
Last Activity: 5 Years ago
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